When a known male person comes up behind you and stuffs their geintals in the back pocket of the jeans or pants you are wearing and stays there until you have noticed what he has done. Usually done in the pocket without a wallet, cellphone or comb in it.
Doug wanted to express his admiration of his long time acquaintance so he came up behind him and gave him a friendship tuck.
by Lardcore November 30, 2010

To place one's genitals in between one's legs and around the corner. Usually saved for instances of extreme urination.
John decided to play the ultimate card: To tuck around in order to avoid urinating on himself. He managed to both save himself from the embarrassment of pissing on himself while also completely embarrassing himself by doing the one thing no person should do.
by Pee pees October 31, 2013

by Qozmiq July 9, 2016

The act of looking directly at a woman's crotch to try to determine whether or not she has a penis. Typically performed by cisgender people when they begin to clock a mostly passing trans woman, but are still slightly confused and unsure.
Jessica acted totally normal until she heard my voice for the first time, after which she tuck checked me and thought that I wouldn't notice.
by Anonymous23672367 February 3, 2023

by Tucking Fuff inc. October 2, 2018

by Eloraborealis January 22, 2023

by ryanator July 14, 2015
